:root {
  color-scheme: light;
  --bg: #f5f2ec;
  --bg-muted: #ece6de;
  --surface: rgba(255, 251, 245, 0.9);
  --surface-strong: #fffdf8;
  --surface-dark: #1a2322;
  --text: #17211f;
  --text-muted: #5a6661;
  --text-soft: #7a8782;
  --border: rgba(23, 33, 31, 0.11);
  --border-strong: rgba(23, 33, 31, 0.18);
  --accent: #117a73;
  --accent-strong: #0d5f5a;
  --accent-soft: rgba(17, 122, 115, 0.12);
  --accent-muted: rgba(17, 122, 115, 0.18);
  --warning: #b86e2c;
  --calm: #2a6d7e;
  --shadow: 0 24px 64px rgba(21, 33, 31, 0.08);
  --shadow-soft: 0 14px 34px rgba(21, 33, 31, 0.06);
  --shadow-card: 0 28px 80px rgba(17, 29, 28, 0.1);
  --line-soft: rgba(23, 33, 31, 0.08);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --container: 1160px;
}

[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0f1514;
  --bg-muted: #15201f;
  --surface: rgba(22, 32, 31, 0.9);
  --surface-strong: #172423;
  --surface-dark: #0b1110;
  --text: #edf3f1;
  --text-muted: #b3c0bb;
  --text-soft: #8f9f99;
  --border: rgba(237, 243, 241, 0.11);
  --border-strong: rgba(237, 243, 241, 0.18);
  --accent: #67c5b8;
  --accent-strong: #8fe2d7;
  --accent-soft: rgba(103, 197, 184, 0.12);
  --accent-muted: rgba(103, 197, 184, 0.18);
  --warning: #d9a26c;
  --calm: #78b5c3;
  --shadow: 0 24px 64px rgba(0, 0, 0, 0.32);
  --shadow-soft: 0 14px 34px rgba(0, 0, 0, 0.26);
  --shadow-card: 0 28px 84px rgba(0, 0, 0, 0.34);
  --line-soft: rgba(237, 243, 241, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text);
  background:
    radial-gradient(circle at top right, rgba(17, 122, 115, 0.1), transparent 30%),
    radial-gradient(circle at 12% 8%, rgba(184, 110, 44, 0.07), transparent 22%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0)),
    var(--bg);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.25s ease, color 0.25s ease;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.12;
  pointer-events: none;
  mask-image: radial-gradient(circle at center, black 45%, transparent 90%);
}

[data-theme="dark"] body::before {
  opacity: 0.08;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

button,
input,
textarea,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 1000;
  padding: 0.75rem 1rem;
  border-radius: 999px;
  background: var(--surface-strong);
  color: var(--text);
  text-decoration: none;
  box-shadow: var(--shadow-soft);
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 1rem;
}

.site-shell {
  position: relative;
  overflow: hidden;
}

.site-shell::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 42rem;
  background:
    radial-gradient(circle at 82% 12%, rgba(17, 122, 115, 0.1), transparent 24%),
    radial-gradient(circle at 18% 18%, rgba(184, 110, 44, 0.08), transparent 18%);
  pointer-events: none;
  z-index: -1;
}

.container {
  width: min(var(--container), calc(100% - 2rem));
  margin: 0 auto;
}

.section {
  position: relative;
  padding: clamp(4.5rem, 7vw, 7rem) 0;
  isolation: isolate;
}

.section[id] {
  scroll-margin-top: 6rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  padding: 0.85rem 0 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 1.5rem;
  padding: 0.8rem 1rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 253, 248, 0.72);
  box-shadow: var(--shadow-soft);
  backdrop-filter: saturate(160%) blur(16px);
  transition: background-color 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

[data-theme="dark"] .header-inner {
  background: rgba(23, 36, 35, 0.76);
}

.site-header[data-scrolled="true"] .header-inner {
  transform: translateY(0.12rem) scale(0.995);
  border-color: var(--border-strong);
  box-shadow: var(--shadow);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  text-decoration: none;
  min-width: 0;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.6rem;
  height: 2.6rem;
  color: var(--accent);
  flex-shrink: 0;
}

.brand-mark svg {
  width: 100%;
  height: 100%;
}

.brand-text {
  display: grid;
  gap: 0.1rem;
}

.brand-text strong {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand-text span {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  flex-wrap: wrap;
  justify-content: center;
}

.site-nav a,
.footer-nav a {
  position: relative;
  text-decoration: none;
  font-size: 0.95rem;
  color: var(--text-muted);
  transition: color 0.2s ease;
}

.site-nav a::after,
.footer-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.25rem;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.footer-nav a:hover,
.footer-nav a:focus-visible {
  color: var(--text);
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after,
.footer-nav a:hover::after,
.footer-nav a:focus-visible::after {
  transform: scaleX(1);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.theme-toggle,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  border-radius: 999px;
  text-decoration: none;
  transition: transform 0.18s ease, background-color 0.22s ease, color 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease, opacity 0.22s ease;
}

.theme-toggle {
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.55);
  color: var(--text);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

[data-theme="dark"] .theme-toggle {
  background: rgba(255, 255, 255, 0.04);
}

.theme-toggle:hover,
.theme-toggle:focus-visible {
  transform: translateY(-1px);
  border-color: var(--border-strong);
}

.theme-icon {
  position: relative;
  width: 1.1rem;
  height: 1.1rem;
}

.theme-icon svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.icon-moon {
  opacity: 0;
  transform: scale(0.84) rotate(-12deg);
}

[data-theme="dark"] .icon-sun {
  opacity: 0;
  transform: scale(0.84) rotate(12deg);
}

[data-theme="dark"] .icon-moon {
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

.button {
  min-height: 3rem;
  padding: 0.92rem 1.28rem;
  border: 1px solid transparent;
  font-weight: 650;
  letter-spacing: -0.015em;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button-small {
  min-height: 2.7rem;
  padding: 0.7rem 1rem;
}

.button-primary {
  background: var(--accent);
  color: #ffffff;
  box-shadow: 0 18px 40px rgba(17, 122, 115, 0.2);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: var(--accent-strong);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.46);
  color: var(--text);
  border-color: var(--border);
}

[data-theme="dark"] .button-secondary {
  background: rgba(255, 255, 255, 0.03);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  background: var(--surface);
  border-color: var(--border-strong);
}

.header-actions .button-small.button-primary {
  background: rgba(255, 255, 255, 0.6);
  color: var(--text);
  border-color: var(--border);
  box-shadow: none;
}

[data-theme="dark"] .header-actions .button-small.button-primary {
  background: rgba(255, 255, 255, 0.05);
}

.header-actions .button-small.button-primary:hover,
.header-actions .button-small.button-primary:focus-visible {
  background: var(--surface);
  border-color: var(--border-strong);
}

.hero {
  padding-top: clamp(4.25rem, 7vw, 6.75rem);
  padding-bottom: 3rem;
  overflow: visible;
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  pointer-events: none;
  z-index: -1;
}

.hero::before {
  top: 0.5rem;
  left: 50%;
  width: min(1180px, calc(100% - 1rem));
  height: 34rem;
  transform: translateX(-50%);
  border-radius: 42px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.4), rgba(255, 255, 255, 0.06)),
    radial-gradient(circle at 80% 24%, rgba(17, 122, 115, 0.11), transparent 25%),
    radial-gradient(circle at 20% 18%, rgba(184, 110, 44, 0.08), transparent 18%);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

[data-theme="dark"] .hero::before {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02)),
    radial-gradient(circle at 80% 24%, rgba(103, 197, 184, 0.13), transparent 28%),
    radial-gradient(circle at 20% 18%, rgba(217, 162, 108, 0.08), transparent 20%);
  border-color: rgba(255, 255, 255, 0.08);
}

.hero::after {
  top: 8rem;
  right: 10%;
  width: 22rem;
  height: 22rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(17, 122, 115, 0.12), transparent 70%);
  filter: blur(18px);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.92fr);
  gap: clamp(2rem, 4vw, 3.2rem);
  align-items: center;
}

.hero-copy {
  position: relative;
  z-index: 2;
  max-width: 42rem;
}

.hero-copy > * + * {
  margin-top: 1.2rem;
}

.hero-copy > h1 + * {
  margin-top: 1.55rem;
}

.eyebrow,
.section-kicker,
.fact-label,
.status-label,
.contact-card-label,
.case-industry,
.founder-role,
.story-label,
.hero-meta-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

.eyebrow::before,
.section-kicker::before,
.status-label::before,
.contact-card-label::before,
.case-industry::before {
  content: "";
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 999px;
  background: currentColor;
  opacity: 0.25;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.02;
  letter-spacing: -0.045em;
  text-wrap: balance;
}

h1 {
  display: grid;
  gap: 0.1em;
  font-size: clamp(2.75rem, 5.2vw, 4.65rem);
  line-height: 0.98;
  letter-spacing: -0.052em;
  max-width: 11.2ch;
}

h1 span {
  display: block;
}

h1 span:nth-child(1),
h1 span:nth-child(2) {
  max-width: 8.4ch;
}

h1 span:last-child {
  max-width: 10.8ch;
  font-size: 0.88em;
  line-height: 1;
  color: color-mix(in srgb, var(--text) 92%, white);
}

h2 {
  font-size: clamp(2.15rem, 4vw, 3.45rem);
  max-width: 16ch;
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.62rem);
}

p {
  margin: 0;
  font-size: 1.015rem;
  line-height: 1.72;
  color: var(--text-muted);
}

.hero-lead,
.section-head p,
.architecture-copy > p,
.contact-copy > p,
.founders-copy > p {
  font-size: clamp(1.08rem, 1.5vw, 1.2rem);
  max-width: 62ch;
}

.hero-lead {
  max-width: 52ch;
  color: color-mix(in srgb, var(--text) 90%, var(--text-muted));
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
  max-width: 41rem;
}

.hero-meta-item {
  min-height: 100%;
  padding: 0.82rem 0.95rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.42), rgba(255, 255, 255, 0.12));
  box-shadow: 0 12px 24px rgba(17, 29, 28, 0.04);
}

[data-theme="dark"] .hero-meta-item {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
}

.hero-meta-item strong {
  display: block;
  margin-top: 0.38rem;
  font-size: 0.95rem;
  line-height: 1.38;
  letter-spacing: -0.02em;
}

.hero-action-note {
  max-width: 50ch;
  font-size: 0.92rem;
  color: var(--text-soft);
}

.hero-trust-line {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 0.9rem;
  max-width: 54rem;
  font-size: 0.92rem;
  color: var(--text-soft);
}

.hero-trust-line > span,
.hero-trust-line > a {
  position: relative;
}

.hero-trust-line > span:not(:first-child)::before,
.hero-trust-line > a::before {
  content: "";
  position: absolute;
  left: -0.5rem;
  top: 50%;
  width: 0.18rem;
  height: 0.18rem;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.55;
  transform: translateY(-50%);
}

.inline-link,
.hero-trust-line a {
  color: var(--text);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18rem;
}

.inline-link:hover,
.inline-link:focus-visible,
.hero-trust-line a:hover,
.hero-trust-line a:focus-visible {
  color: var(--accent-strong);
}

.hero-actions,
.contact-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
}

.hero-actions .button-primary,
.contact-actions .button-primary {
  min-width: 15rem;
}

.hero-points,
.check-list,
.contact-list {
  display: grid;
  gap: 0.8rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.hero-points li,
.check-list li,
.contact-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  align-items: start;
  color: var(--text);
}

.hero-points li::before,
.check-list li::before,
.contact-list li::before {
  content: "";
  width: 1.25rem;
  height: 1.25rem;
  margin-top: 0.15rem;
  border-radius: 999px;
  background: radial-gradient(circle at 50% 50%, var(--accent) 0 28%, transparent 29%), var(--accent-soft);
  border: 1px solid rgba(17, 122, 115, 0.14);
}

.hero-stage {
  position: relative;
  min-height: clamp(29rem, 54vw, 42rem);
  display: grid;
  align-items: center;
  justify-items: end;
  padding-top: 1.5rem;
}

.hero-stage-aura {
  position: absolute;
  inset: 6% 2% auto auto;
  width: 72%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(17, 122, 115, 0.16), transparent 70%);
  filter: blur(34px);
  pointer-events: none;
}

.hero-figure,
.founders-media,
.architecture-figure,
.fact-card,
.detail-card,
.solution-item,
.solution-panel,
.process-step,
.case-card,
.founder-card,
.architecture-item,
.credibility-card,
.traction-note,
.contact-card,
.quote-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(12px);
}

.hero-figure {
  position: relative;
  padding: clamp(1rem, 2vw, 1.4rem);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0.16));
  box-shadow: var(--shadow-card);
  width: min(100%, 40rem);
}

[data-theme="dark"] .hero-figure {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
}

.hero-figure::before,
.hero-figure::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.hero-figure::before {
  inset: 1rem;
  border-radius: calc(var(--radius-xl) - 0.4rem);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-figure::after {
  top: 1.2rem;
  right: 1.2rem;
  width: 6rem;
  height: 6rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(17, 122, 115, 0.12), transparent 72%);
  filter: blur(10px);
}

.hero-figure img {
  width: 100%;
  height: auto;
  border-radius: calc(var(--radius-xl) - 0.5rem);
}

.status-card {
  position: absolute;
  left: -2.1rem;
  bottom: 0.35rem;
  width: min(335px, calc(100% - 1rem));
  padding: 1rem 1rem 1.05rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: rgba(255, 253, 248, 0.9);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(16px);
}

[data-theme="dark"] .status-card {
  background: rgba(20, 30, 29, 0.9);
}

.status-card > * + * {
  margin-top: 0.85rem;
}

.status-item {
  display: grid;
  gap: 0.32rem;
  padding-top: 0.8rem;
  border-top: 1px solid var(--border);
}

.status-line {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--text-soft);
  font-size: 0.92rem;
}

.status-item strong {
  font-size: 0.98rem;
  letter-spacing: -0.02em;
}

.status-dot {
  width: 0.62rem;
  height: 0.62rem;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 0.28rem rgba(17, 122, 115, 0.12);
  flex-shrink: 0;
}

.status-dot-warn {
  background: var(--warning);
  box-shadow: 0 0 0 0.28rem rgba(184, 110, 44, 0.12);
}

.status-dot-calm {
  background: var(--calm);
  box-shadow: 0 0 0 0.28rem rgba(42, 109, 126, 0.12);
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 2.85rem;
}

.fact-card {
  padding: 1.4rem 1.45rem 1.55rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.46), rgba(255, 255, 255, 0.14));
}

.fact-card:nth-child(1) {
  grid-column: span 5;
}

.fact-card:nth-child(2) {
  grid-column: span 3;
}

.fact-card:nth-child(3) {
  grid-column: span 4;
}

.fact-card h2 {
  margin-top: 0.8rem;
  max-width: 12ch;
  font-size: clamp(1.35rem, 2vw, 1.85rem);
}

.fact-card p {
  margin-top: 0.85rem;
}

.section-contrast::before,
.section-process::before,
.section-founders::before,
.section-credibility::before,
.section-contact::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0;
  width: min(1240px, calc(100% - 1rem));
  height: 100%;
  transform: translateX(-50%);
  border-radius: 40px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.42), rgba(255, 255, 255, 0.08)),
    radial-gradient(circle at top right, rgba(17, 122, 115, 0.06), transparent 28%);
  border: 1px solid rgba(255, 255, 255, 0.18);
  z-index: -1;
}

[data-theme="dark"] .section-contrast::before,
[data-theme="dark"] .section-process::before,
[data-theme="dark"] .section-founders::before,
[data-theme="dark"] .section-credibility::before,
[data-theme="dark"] .section-contact::before {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
  border-color: rgba(255, 255, 255, 0.08);
}

.section:not(.hero)::after {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: min(var(--container), calc(100% - 2rem));
  height: 1px;
  transform: translateX(-50%);
  background: linear-gradient(90deg, transparent, var(--line-soft), transparent);
  pointer-events: none;
}

.section-grid,
.solution-layout,
.founders-grid,
.architecture-layout,
.contact-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
}

.section-grid {
  align-items: start;
}

.section-grid > div > * + * {
  margin-top: 1.2rem;
}

.quote-card {
  padding: 1.3rem 1.4rem;
  background: linear-gradient(135deg, var(--accent-soft), transparent 70%), var(--surface);
}

.quote-card p {
  color: var(--text);
  font-size: 1.02rem;
}

.stacked-cards {
  display: grid;
  gap: 1rem;
}

.detail-card,
.founder-card,
.architecture-item,
.credibility-card {
  padding: 1.35rem 1.35rem 1.45rem;
}

.detail-card p,
.solution-item p,
.process-step p,
.case-card p,
.founder-card p,
.architecture-item p,
.credibility-card p {
  margin-top: 0.85rem;
}

.section-head {
  margin-bottom: clamp(1.6rem, 3vw, 2.4rem);
}

.section-head > * + * {
  margin-top: 1rem;
}

.section-head.narrow {
  max-width: 70ch;
}

.solution-layout {
  align-items: start;
}

.solution-list {
  display: grid;
  gap: 1rem;
}

.solution-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.3rem 1.35rem;
}

.solution-index,
.process-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.6rem;
  height: 2.6rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  flex-shrink: 0;
}

.solution-panel {
  position: sticky;
  top: 6.4rem;
  padding: 1.45rem 1.45rem 1.55rem;
  background: linear-gradient(180deg, var(--surface-strong), var(--surface));
}

.solution-panel h3 {
  margin-bottom: 1rem;
}

.section-process {
  overflow: hidden;
}

.process-timeline,
.credibility-grid,
.use-case-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.process-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.3rem 1.35rem;
}

.process-step:nth-child(1) {
  grid-column: span 5;
}

.process-step:nth-child(2) {
  grid-column: span 7;
}

.process-step:nth-child(3) {
  grid-column: span 7;
}

.process-step:nth-child(4) {
  grid-column: span 5;
}

.use-case-grid {
  align-items: start;
}

.case-card {
  padding: 1.5rem;
  overflow: hidden;
}

.case-card-large {
  grid-column: span 7;
}

.use-case-grid > .case-card:nth-child(2) {
  grid-column: span 5;
}

.case-card-wide {
  grid-column: span 12;
}

.case-summary {
  font-size: 1.06rem;
  color: var(--text);
}

.case-list {
  display: grid;
  gap: 1rem;
  margin-top: 1.2rem;
}

.case-list-wide {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.case-list div {
  padding-top: 0.9rem;
  border-top: 1px solid var(--border);
}

.case-list dt {
  margin-bottom: 0.35rem;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-soft);
}

.case-list dd {
  margin: 0;
  color: var(--text);
}

.founders-grid {
  align-items: center;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
}

.founders-media {
  padding: 1rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.48), rgba(255, 255, 255, 0.14));
}

[data-theme="dark"] .founders-media {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
}

.founders-media img {
  width: 100%;
  height: auto;
  border-radius: calc(var(--radius-xl) - 0.45rem);
}

.founders-copy > * + * {
  margin-top: 1.1rem;
}

.story-panel {
  max-width: 38rem;
  padding: 1.15rem 1.2rem 1.2rem;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: linear-gradient(135deg, var(--accent-soft), rgba(255, 255, 255, 0.22));
  box-shadow: var(--shadow-soft);
}

[data-theme="dark"] .story-panel {
  background: linear-gradient(135deg, rgba(103, 197, 184, 0.12), rgba(255, 255, 255, 0.02));
}

.story-panel p {
  margin-top: 0.55rem;
  color: var(--text);
  font-size: 1.03rem;
}

.founder-profiles {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.founder-card {
  background: linear-gradient(180deg, rgba(17, 122, 115, 0.06), transparent 60%), var(--surface);
}

.founder-profiles .founder-card:nth-child(1) {
  transform: translateY(0.9rem);
}

.founder-profiles .founder-card:nth-child(2) {
  transform: translateY(-0.9rem);
}

.founder-role {
  margin-top: 0.75rem;
}

.section-architecture::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(17, 122, 115, 0.1), transparent 35%), linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent 70%);
  pointer-events: none;
}

.architecture-layout {
  align-items: center;
}

.architecture-copy > * + * {
  margin-top: 1.1rem;
}

.architecture-points {
  display: grid;
  gap: 1rem;
  margin-top: 1.3rem;
}

.architecture-item {
  background: linear-gradient(180deg, rgba(17, 122, 115, 0.06), transparent 70%), var(--surface);
}

.architecture-note {
  padding-left: 1rem;
  border-left: 3px solid var(--accent);
  color: var(--text);
}

.architecture-figure {
  padding: 1rem;
}

.architecture-figure img {
  width: 100%;
  height: auto;
  border-radius: calc(var(--radius-xl) - 0.45rem);
}

.architecture-figure figcaption {
  margin-top: 1rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.credibility-card {
  min-height: 100%;
  grid-column: span 6;
}

.traction-note {
  margin-top: 1rem;
  padding: 1.4rem 1.5rem;
  background: linear-gradient(135deg, rgba(17, 122, 115, 0.08), transparent 80%), var(--surface);
}

.traction-note p {
  color: var(--text);
}

.contact-layout {
  align-items: center;
}

.contact-copy > * + * {
  margin-top: 1.1rem;
}

.pilot-outline {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
}

.pilot-step-card,
.legal-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

.pilot-step-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.9rem;
  padding: 1.1rem 1.1rem 1.15rem;
}

.pilot-step-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 800;
  letter-spacing: 0.04em;
}

.pilot-step-card p {
  margin-top: 0.55rem;
}

.cta-emphasis {
  display: grid;
  gap: 0.2rem;
  max-width: 42rem;
  padding: 1rem 1.1rem;
  border-left: 3px solid var(--accent);
  background: linear-gradient(90deg, rgba(17, 122, 115, 0.08), transparent 88%);
}

.cta-emphasis strong {
  letter-spacing: -0.02em;
}

.cta-emphasis span {
  color: var(--text-muted);
}

.contact-card {
  padding: 1.5rem;
  background: linear-gradient(180deg, rgba(17, 122, 115, 0.1), transparent 55%), var(--surface);
  box-shadow: var(--shadow-card);
}

.contact-card > * + * {
  margin-top: 1.1rem;
}

.contact-requirements {
  display: grid;
  gap: 0.8rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.compact-list {
  gap: 0.75rem;
}

.contact-person {
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.contact-person p,
.contact-hint {
  margin-top: 0.45rem;
}

.contact-channel {
  display: grid;
  gap: 0.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.contact-channel span {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-soft);
}

.contact-channel a {
  font-weight: 600;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2rem;
}

.section-legal::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0;
  width: min(1240px, calc(100% - 1rem));
  height: 100%;
  transform: translateX(-50%);
  border-radius: 40px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.4), rgba(255, 255, 255, 0.08)),
    radial-gradient(circle at top left, rgba(17, 122, 115, 0.05), transparent 24%);
  border: 1px solid rgba(255, 255, 255, 0.18);
  z-index: -1;
}

[data-theme="dark"] .section-legal::before {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
  border-color: rgba(255, 255, 255, 0.08);
}

.legal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  align-items: start;
}

.legal-card {
  padding: 1.45rem 1.45rem 1.55rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.46), rgba(255, 255, 255, 0.14));
}

[data-theme="dark"] .legal-card {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
}

.legal-card > * + * {
  margin-top: 0.95rem;
}

.legal-address {
  font-style: normal;
  line-height: 1.7;
  color: var(--text);
}

.legal-list {
  display: grid;
  gap: 0.8rem;
}

.legal-list p {
  color: var(--text-muted);
}

.legal-list strong {
  color: var(--text);
}

.site-footer {
  padding: 0 0 2.2rem;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}

.footer-brand strong,
.footer-copy {
  letter-spacing: -0.02em;
}

.footer-brand p {
  margin-top: 0.35rem;
  font-size: 0.95rem;
}

.footer-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-copy {
  color: var(--text-soft);
  font-size: 0.94rem;
}

@media (max-width: 1080px) {
  .hero-grid,
  .section-grid,
  .solution-layout,
  .founders-grid,
  .architecture-layout,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .status-card {
    position: static;
    margin-top: -1.8rem;
    margin-left: auto;
  }

  .hero-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-copy {
    max-width: 100%;
  }

  h1 {
    max-width: 12ch;
  }

  .founders-grid {
    grid-template-columns: 1fr;
  }

  .founder-profiles .founder-card:nth-child(1),
  .founder-profiles .founder-card:nth-child(2) {
    transform: none;
  }

  .solution-panel {
    position: static;
  }

  .process-step:nth-child(1),
  .process-step:nth-child(2),
  .process-step:nth-child(3),
  .process-step:nth-child(4),
  .case-card-large,
  .use-case-grid > .case-card:nth-child(2),
  .case-card-wide,
  .credibility-card {
    grid-column: span 12;
  }

  .pilot-outline,
  .legal-grid {
    grid-template-columns: 1fr;
  }

  .fact-card:nth-child(1),
  .fact-card:nth-child(2),
  .fact-card:nth-child(3) {
    grid-column: span 12;
  }
}

@media (max-width: 820px) {
  .site-header {
    padding-top: 0.65rem;
  }

  .header-inner {
    border-radius: 28px;
    padding: 0.9rem;
  }

  .site-nav {
    order: 3;
    width: 100%;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 0.1rem;
    scrollbar-width: none;
  }

  .site-nav::-webkit-scrollbar {
    display: none;
  }

  .header-actions {
    margin-left: auto;
  }

  .hero {
    padding-top: 3.5rem;
  }

  h1 {
    font-size: clamp(2.55rem, 8vw, 3.95rem);
    max-width: 12ch;
  }

  h1 span:nth-child(1),
  h1 span:nth-child(2),
  h1 span:last-child {
    max-width: none;
  }

  h2 {
    font-size: clamp(2rem, 5vw, 3rem);
  }

  .founder-profiles,
  .case-list-wide {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(var(--container), calc(100% - 1.1rem));
  }

  .header-inner {
    align-items: flex-start;
  }

  .hero::before {
    width: calc(100% - 0.4rem);
    border-radius: 28px;
  }

  .brand {
    width: 100%;
  }

  .header-actions {
    width: 100%;
    justify-content: space-between;
  }

  .theme-toggle,
  .button,
  .button-small {
    width: 100%;
  }

  .header-actions .button-small {
    width: auto;
    flex: 1 1 auto;
  }

  .hero-actions,
  .contact-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-meta {
    grid-template-columns: 1fr;
  }

  .hero-trust-line {
    display: grid;
    gap: 0.5rem;
  }

  .hero-trust-line > span::before,
  .hero-trust-line > a::before {
    display: none;
  }

  .hero-stage {
    min-height: 0;
    justify-items: stretch;
  }

  .status-card {
    width: 100%;
  }

  .hero-actions .button-primary,
  .contact-actions .button-primary {
    min-width: 0;
  }

  .hero-action-note {
    font-size: 0.93rem;
  }

  h1 {
    gap: 0.12em;
    font-size: clamp(2.35rem, 9vw, 3.25rem);
  }

  .hero-lead {
    max-width: 100%;
  }

  .fact-card,
  .detail-card,
  .solution-item,
  .solution-panel,
  .process-step,
  .case-card,
  .founder-card,
  .architecture-item,
  .credibility-card,
  .traction-note,
  .contact-card,
  .quote-card,
  .pilot-step-card,
  .legal-card,
  .hero-figure,
  .founders-media,
  .architecture-figure {
    border-radius: 24px;
  }

  .section-contrast::before,
  .section-process::before,
  .section-founders::before,
  .section-credibility::before,
  .section-contact::before,
  .section-legal::before {
    width: calc(100% - 0.6rem);
    border-radius: 28px;
  }

  .hero-points li,
  .check-list li,
  .contact-list li,
  .solution-item,
  .process-step,
  .pilot-step-card {
    grid-template-columns: 1fr;
  }

  .solution-index,
  .process-number,
  .pilot-step-index {
    margin-bottom: 0.3rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}